19498-1125 STF 2581 AB (HD 187306)

 
 
19h 49m 46.74s -11 24' 31.8" P.A. 287.00 sep 44.9 mag 7.32,10.67 Sp F4V dist. 689.66 pc (2249.67 l.y.)
 
 
Coord 2000 19498-1125 Discov num STF2581 Comp AB Coord arcsec 2000 19 49 46.74 -11 24 31.8
Date first 1879 Date last 2015 Obs 19
Pa first 281 Pa last 286.6 P.A. Now (θ) 286.6°
Sep first 37.5 Sep last 44.907 Sep. Now (ρ) 44.907"
Mag pri 7.32 Mag sec 10.67 delta mag (ΔM) 3.35 Spectral class F4V (yellow-white)
Pri motion ra +038 Sec motion ra -009
Pri motion dec -062 Sec motion dec -016
Notes L Y (Linear solution, Parallax indicates components are non-physical)
rPM=0.904
This double is not physical.
 
 
19498-1125 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 187306 163020 19 49 47 -11 24 32 STF 2581 AB 2015 19 287 44.9 7.32 10.67 3.35 <===
Show 163020 19 49 47 -11 24 32 UC 4034 AC 2015 3 107 62.2 7.32 16.40 9.08
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 187306 Constellation Aquila SAO 163020 HIP 97558
Tycho2 5733-01936-1 Gaia DR2 4190130344063214208 HD 187306 GC 27437
BD BD-11 5143 Distance 689.66 Distance ly 2249.67